JPS59501800A - 光フアイバの屈折率分布決定のための方法と装置 - Google Patents
光フアイバの屈折率分布決定のための方法と装置Info
- Publication number
- JPS59501800A JPS59501800A JP83503241A JP50324183A JPS59501800A JP S59501800 A JPS59501800 A JP S59501800A JP 83503241 A JP83503241 A JP 83503241A JP 50324183 A JP50324183 A JP 50324183A JP S59501800 A JPS59501800 A JP S59501800A
- Authority
- JP
- Japan
- Prior art keywords
- fiber
- photodetector
- light
- refractive index
- tank
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims description 49
- 239000013307 optical fiber Substances 0.000 title claims description 19
- 239000000835 fiber Substances 0.000 claims description 83
- 238000009826 distribution Methods 0.000 claims description 29
- 230000008569 process Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims 1
- 239000007788 liquid Substances 0.000 claims 1
- 238000005253 cladding Methods 0.000 description 13
- 238000005259 measurement Methods 0.000 description 7
- 230000003287 optical effect Effects 0.000 description 7
- 238000004891 communication Methods 0.000 description 3
- 230000001066 destructive effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000012217 deletion Methods 0.000 description 1
- 230000037430 deletion Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005315 distribution function Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000005305 interferometry Methods 0.000 description 1
- 230000033001 locomotion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000000386 microscopy Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length
- G01N21/412—Index profiling of optical fibres
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US419645 | 1982-09-17 | ||
| US06/419,645 US4468118A (en) | 1982-09-17 | 1982-09-17 | Method and apparatus for determining index of refraction profiles of optical fibers |
| PCT/US1983/001410 WO1984001221A1 (fr) | 1982-09-17 | 1983-09-16 | Procede et dispostif permettant de determiner les profils d'un indice de refraction de fibres optiques |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59501800A true JPS59501800A (ja) | 1984-10-25 |
Family
ID=23663119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP83503241A Pending JPS59501800A (ja) | 1982-09-17 | 1983-09-16 | 光フアイバの屈折率分布決定のための方法と装置 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4468118A (fr) |
| EP (1) | EP0119257A4 (fr) |
| JP (1) | JPS59501800A (fr) |
| CA (1) | CA1185456A (fr) |
| WO (1) | WO1984001221A1 (fr) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0111441A1 (fr) * | 1982-11-15 | 1984-06-20 | Promogap | Appareil de mesure de l'indice de réfraction d'une fibre optique |
| US4779978A (en) * | 1986-09-08 | 1988-10-25 | Sumitomo Electric Research Triangle, Inc. | Method of measuring the refractive index profile of optical fibers |
| DE3700637A1 (de) * | 1987-01-12 | 1988-07-21 | Adalbert Dipl Ing Bandemer | Messanordnung und messverfahren zur hochaufloesenden brechzahlprofilmessung an glasfasern |
| JP3053185B2 (ja) * | 1988-09-26 | 2000-06-19 | ヤマハ発動機株式会社 | 小型ジェット推進艇 |
| GB8827872D0 (en) * | 1988-11-29 | 1988-12-29 | British Telecomm | Optical waveguide method of manufacturing same & system incorporating such waveguide |
| JPH05332880A (ja) * | 1991-04-19 | 1993-12-17 | Topcon Corp | 光導波路断面屈折率分布測定装置 |
| JPH05322702A (ja) * | 1991-04-19 | 1993-12-07 | Topcon Corp | 光導波路断面屈折率分布測定装置 |
| JP3210429B2 (ja) * | 1992-07-08 | 2001-09-17 | 株式会社トプコン | 光導波路断面屈折率分布測定装置 |
| US6710864B1 (en) | 2003-03-05 | 2004-03-23 | David L. Grant | Concentricity measuring instrument for a fiberoptic cable end |
| US8945439B2 (en) * | 2010-09-10 | 2015-02-03 | Canon Kabushiki Kaisha | Method for manufacturing lens, apparatus for manufacturing lens, and method for manufacturing optical apparatus |
| EP3215822B1 (fr) * | 2014-11-07 | 2020-10-28 | Commscope Asia Holdings B.V. | Procédés pour mesurer des fibres, par exemple pour des mesures géométriques de fibres multimodales |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2963938A (en) * | 1956-03-26 | 1960-12-13 | Ford Motor Co | Surface meters for detecting irregularities on transparent elements |
| US3578977A (en) * | 1968-02-19 | 1971-05-18 | Rohe Scientific Corp | Reflection tests having photocell with aperture |
| US3705771A (en) * | 1970-01-14 | 1972-12-12 | Bio Physics Systems Inc | Photoanalysis apparatus |
| US4021099A (en) * | 1976-01-12 | 1977-05-03 | Canadian Patents And Development Limited | Optical couplers for fiber optic communication links |
| FR2389883B1 (fr) * | 1977-05-05 | 1980-07-25 | Cselt Centro Studi Lab Telecom | |
| JPS5640737A (en) * | 1979-09-11 | 1981-04-17 | Asahi Optical Co Ltd | Damage detector for optical fiber for laser power transmission |
| US4556875A (en) * | 1981-12-15 | 1985-12-03 | Matsushita Electric Industrial Co., Ltd. | Irradiated power monitoring system for optical fiber |
-
1982
- 1982-09-17 US US06/419,645 patent/US4468118A/en not_active Expired - Fee Related
-
1983
- 1983-09-16 CA CA000436926A patent/CA1185456A/fr not_active Expired
- 1983-09-16 WO PCT/US1983/001410 patent/WO1984001221A1/fr not_active Ceased
- 1983-09-16 JP JP83503241A patent/JPS59501800A/ja active Pending
- 1983-09-16 EP EP19830903247 patent/EP0119257A4/fr not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| WO1984001221A1 (fr) | 1984-03-29 |
| US4468118A (en) | 1984-08-28 |
| EP0119257A4 (fr) | 1986-05-12 |
| CA1185456A (fr) | 1985-04-16 |
| EP0119257A1 (fr) | 1984-09-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4362943A (en) | Method of measuring the refractive index profile and the core diameter of optical fibers and preforms | |
| US4021217A (en) | Detecting optical fiber defects | |
| EP0152834B1 (fr) | Appareil de mesure automatique des contraintes dans un corps transparent au moyen de lumière diffuse | |
| Young | Optical fiber index profiles by the refracted-ray method (refracted near-field scanning) | |
| US4197007A (en) | Device for evaluating the light-transmitting characteristics of optical fibers | |
| US4492463A (en) | Method for inspecting multilayer transparent rods | |
| JPS59501800A (ja) | 光フアイバの屈折率分布決定のための方法と装置 | |
| US4659215A (en) | Optical fiber test method and apparatus | |
| CN87106264A (zh) | 测量光纤折射率分布图的方法 | |
| Saunders | Optical fiber profiles using the refracted near-field technique: a comparison with other methods | |
| CN110986836A (zh) | 基于环形芯光纤的高精度粗糙度测量装置 | |
| US4583851A (en) | Method and apparatus for monitoring optical fiber concentricity | |
| EP0066949B1 (fr) | Dispositif pour déterminer le profil de l'index de réfraction d'une fibre optique | |
| US7719668B2 (en) | Confocal fiber-optic laser device and method for intraocular lens power measurements | |
| JPS59155825A (ja) | 走査装置 | |
| Danielson | Backscatter measurements on optical fibers | |
| JPH08261925A (ja) | 光学的手法による物質情報検出システム | |
| CN222704015U (zh) | 用于特种光纤的几何参数检测装置 | |
| US5335057A (en) | Measuring geometry of optical fibre coatings with transverse incident beams | |
| RU2312381C2 (ru) | Оптические волокна, снабженные линзами путем фотополимеризации, и оптические компоненты | |
| JP4315537B2 (ja) | 光ファイバの伝送損失測定法およびそれを実施するための装置 | |
| Sheu et al. | Capturing a reflective cross-sectional image of an optical fiber with partially coherent laser light to measure the refractive index profile of a multimode optical fiber | |
| Young | Optical-Fiber Measurements | |
| GB2098352A (en) | Optical apparatus | |
| EP0079945A1 (fr) | Interferometre a fibre optique |